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฿3,527+ Direct flights to Seoul

This is the cheapest price on a non-stop flight to Seoul found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
— SEL
10 Mar — 17 Mar1
1 adult
1 adult, Economy, 0 bags

Find flight deals to Seoul

Enter your travel dates to find the best prices.

Cheapest flights to Seoul
Explore the most affordable flight options available to Seoul. Find the lowest fares based on data from user searches, with prices last updated on 8 February 2026.

Mon 27/402:25
BKK
-
ICN
Nonstop5h 35m
Thai Vietjet Air
Wed 26/812:10
ICN
-
BKK
Nonstop5h 50m
Thai Vietjet Air
Deal found 5/2฿5,636
Thu 12/302:25
BKK
-
ICN
Nonstop5h 30m
Thai Vietjet Air
Sun 15/312:10
ICN
-
BKK
Nonstop6h 10m
Thai Vietjet Air
Deal found 5/2฿5,668
Tue 10/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Tue 17/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 8/2฿5,699
Wed 11/302:25
BKK
-
ICN
Nonstop5h 30m
Thai Vietjet Air
Sun 15/312:10
ICN
-
BKK
Nonstop6h 10m
Thai Vietjet Air
Deal found 7/2฿5,699
Tue 10/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Sun 15/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 7/2฿5,731
Wed 18/302:25
BKK
-
ICN
Nonstop5h 30m
Thai Vietjet Air
Sun 22/312:10
ICN
-
BKK
Nonstop6h 10m
Thai Vietjet Air
Deal found 5/2฿5,731
Mon 20/402:30
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Sun 26/411:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 7/2฿5,762
Sat 14/309:00
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Tue 17/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 8/2฿5,794
Sun 21/602:30
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Sat 27/611:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 5/2฿5,825
Fri 13/302:25
BKK
-
ICN
Nonstop5h 30m
Thai Vietjet Air
Sat 21/312:10
ICN
-
BKK
Nonstop6h 10m
Thai Vietjet Air
Deal found 5/2฿5,888
Sun 15/303:40
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Thu 19/311:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 5/2฿5,920
Sun 22/303:40
DMK
-
ICN
Nonstop5h 35m
Thai AirAsia X
Wed 22/411:20
ICN
-
DMK
Nonstop6h 10m
Thai AirAsia X
Deal found 4/2฿5,951

Best time to book a flight to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Fare Finder

 
Use the slider to find non-stop flights to Seoul within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 17,341 searches and data was last updated on 8 February 2026.
Use the filters below to find and compare direct flights to Seoul that are best for you.

Fly from

Bangkok

Route

Depart

Return

Price

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Tue 10/3

09:00-16:35

Nonstop5h 35m

Incheon Intl

Sun 15/3

11:20-15:30

Nonstop6h 10m

฿5,731

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Thu 12/3

09:00-16:35

Nonstop5h 35m

Incheon Intl

Sun 15/3

11:20-15:30

Nonstop6h 10m

฿5,731

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Mon 20/4

02:30-10:05

Nonstop5h 35m

Incheon Intl

Sun 26/4

11:20-15:30

Nonstop6h 10m

฿5,794

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Tue 23/6

02:30-10:05

Nonstop5h 35m

Incheon Intl

Sun 28/6

11:20-15:30

Nonstop6h 10m

฿6,172

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Sun 7/6

02:30-10:05

Nonstop5h 35m

Incheon Intl

Tue 9/6

11:20-15:30

Nonstop6h 10m

฿6,203

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Mon 23/3

02:25-09:55

Nonstop5h 30m

Incheon Intl

Thu 26/3

12:10-16:20

Nonstop6h 10m

฿6,329

BangkokIncheon

DMK - ICN

DMKICN

Bangkok Don Mueang Intl

Sun 21/6

02:30-10:05

Nonstop5h 35m

Incheon Intl

Mon 29/6

11:20-15:30

Nonstop6h 10m

฿6,361

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Fri 13/3

02:25-09:55

Nonstop5h 30m

Incheon Intl

Sat 21/3

16:50-21:20

Nonstop6h 30m

฿6,424

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Sat 7/3

03:25-09:55

Nonstop4h 30m

Incheon Intl

Tue 10/3

12:10-16:20

Nonstop6h 10m

฿6,487

BangkokIncheon

BKK - ICN

BKKICN

Bangkok Suvarnabhumi

Tue 3/3

02:25-09:55

Nonstop5h 30m

Incheon Intl

Tue 17/3

12:10-16:20

Nonstop6h 10m

฿6,581

Flights are sorted by cheapest return flights first.

Deals found on 5/2

Showing 1-10 of 46 results
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Reviews of airlines flying non-stop to Seoul

Get insights into the airlines that provide direct flights to Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seoul. Reviews last updated 8 February 2026.
Check out reviews from past customers who have flown AIR PREMIA, Thai Airways, andThai Vietjet Air to South Korea to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
AIR PREMIA
8.3
Very Good
Check prices

Comfort

8.3

Overall

8.3

Crew

9.0

Food

7.4

Entertainment

7.0

Boarding

8.1

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
AIR PREMIA
8.3
Very Good
AIR PREMIA
8.3
Very Good
Check prices

Comfort

8.3

Overall

8.3

Crew

9.0

Food

7.4

Entertainment

7.0

Boarding

8.1

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
Thai Airways
7.8
Good
382 reviews
AIR PREMIA
8.3
Very Good
Check prices

Comfort

8.3

Overall

8.3

Crew

9.0

Food

7.4

Entertainment

7.0

Boarding

8.1

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!
Thai Vietjet Air
6.7
Okay
112 reviews
AIR PREMIA
8.3
Very Good
Check prices

Comfort

8.3

Overall

8.3

Crew

9.0

Food

7.4

Entertainment

7.0

Boarding

8.1

Reviews

1 / 8
10.0
Excellent

Anonymous,Jan 2026

EWR - ICN

Extremely excellent. It is now my airline of choice! Fantastic airline!

FAQ about direct flights to Seoul

Find answers to frequently asked questions about direct flights to Seoul to unlock the best deals on Cheapflights.

  • How much are direct flights to Seoul?

    On average, a one-way direct flight to Seoul will cost users approximately ฿9,306. If you're looking for a direct return flight to Seoul, you can expect to pay around ฿16,182.

  • Which airlines fly direct to Seoul?

    At the moment, Thai AirAsia X, Thai Airways, AIR PREMIA, Thai Vietjet Air, Air Busan, T'way Air, Korean Air, Jeju Air, Jin Air, Asiana Airlines offer direct flights to Seoul. Thai AirAsia X is currently the most popular airline that flies direct to Seoul.

  • What is the best time of year to fly direct to Seoul?

    If you're seeking the lowest price on a direct flight to Seoul, March is worth consideration, as prices are usually at their lowest, on average. July may be most appealing to users looking for the quietest time to visit Seoul, when demand is typically at its lowest.

  • What is the most popular direct flight origin to Seoul?

    Currently, the most popular direct flight origin to Seoul is Bangkok Suvarnabhumi Airport. A return direct flight from Bangkok Suvarnabhumi Airport to Seoul typically costs around ฿12,401.

See more FAQs

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